class test implements Runnable{
    private boolean flag;
    public test(boolean flag){
        this.flag=flag;
    }
    public void run(){
        if(flag){
            synchronized (Mylock.locka) {
                System.out.println("if locka");
                synchronized (Mylock.lockb) {
                    System.out.println("if lockb");
                    
                    
                }
                
            }
        }else{
            synchronized (Mylock.lockb) {
                System.out.println("else lockb");
                synchronized (Mylock.locka) {
                    System.out.println("else locka");
                    
                }
                
            }
        }
    }

}
class Mylock{
 static Object locka=new Object();
 static Object lockb=new Object();
}
 public class DeadLockTest{
    public static void main(){
        Thread t1=new Thread(new test(true));
        Thread t2=new Thread(new test(false));
        t1.start();
        t2.start();
    }
}